package main
import (
	"fmt"
)

func main(){
	//&& || ! 逻辑运算
	age := 99
	if age >= 1 && age <= 200{
		fmt.Println("活人")
	}
	if age > 30 || age <= 60{
		fmt.Println("成年人")
	}
	if !(age == 100){
		fmt.Println("非百岁老人")
	}
}